{"id":5621,"date":"2026-08-29T11:20:00","date_gmt":"2026-08-29T11:20:00","guid":{"rendered":"https:\/\/beiyutitanium.com\/titanium-forged-ring-vs-rolled-ring\/"},"modified":"2026-08-29T11:20:00","modified_gmt":"2026-08-29T11:20:00","slug":"titanium-forged-ring-vs-rolled-ring","status":"publish","type":"post","link":"https:\/\/beiyutitanium.com\/fr\/titanium-forged-ring-vs-rolled-ring\/","title":{"rendered":"Anneau forg\u00e9 vs anneau lamin\u00e9 : ce que d\u00e9cide le plan"},"content":{"rendered":"<p>Un anneau forg\u00e9 et un anneau lamin\u00e9 atteignent la m\u00eame forme par des proc\u00e9d\u00e9s diff\u00e9rents, et dans la pratique industrielle, le choix d\u00e9pend des proportions de l'anneau plut\u00f4t que d'une pr\u00e9f\u00e9rence pour un proc\u00e9d\u00e9. Le forgeage libre convient aux anneaux \u00e9pais \u00e0 faible al\u00e9sage ; le laminage d'anneaux convient aux anneaux \u00e0 paroi mince de grand diam\u00e8tre. Ce que Beiyu Titanium publie est l'enveloppe de fourniture, et non un proc\u00e9d\u00e9 : le proc\u00e9d\u00e9 emprunt\u00e9 par un anneau donn\u00e9 est confirm\u00e9 par rapport au plan lors de l'offre.<\/p>\n<h2>Ce que les deux proc\u00e9d\u00e9s font r\u00e9ellement diff\u00e9remment<\/h2>\n<p>Le forgeage libre d\u00e9forme une billette entre des matrices planes ou profil\u00e9es et la perce, de sorte que la paroi reste \u00e9paisse par rapport \u00e0 l'al\u00e9sage. Le laminage d'anneaux utilise une pr\u00e9forme perc\u00e9e et r\u00e9duit la paroi entre un rouleau moteur et un mandrin tandis que le diam\u00e8tre augmente, ce qui permet de produire un anneau grand et mince sans billette de d\u00e9part \u00e9norme. Le grain suit la d\u00e9formation dans les deux cas, mais un anneau lamin\u00e9 pr\u00e9sente un \u00e9coulement circonf\u00e9rentiel sur toute la circonf\u00e9rence, propri\u00e9t\u00e9 que la plupart des plans d'anneaux sp\u00e9cifient r\u00e9ellement lorsqu'ils exigent un anneau forg\u00e9 plut\u00f4t qu'un anneau d\u00e9coup\u00e9 dans une plaque.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/beiyutitanium.com\/wp-content\/uploads\/2026\/08\/titanium-forged-ring-blanks-as-forged.webp\" alt=\"Titanium forged ring blanks in the as forged condition before machining, supplied to ASTM B381\" width=\"800\" height=\"533\" \/><\/p>\n<h2>L'enveloppe de forme forg\u00e9e, et ce qu'elle implique pour le proc\u00e9d\u00e9 de l'anneau<\/h2>\n<p>Beiyu Titanium fournit des pi\u00e8ces forg\u00e9es en titane dans quatre familles de formes, et la ligne des anneaux est celle qui d\u00e9termine la question du proc\u00e9d\u00e9 :<\/p>\n<table>\n<tr>\n<th>Forme<\/th>\n<th>Plage de fourniture<\/th>\n<\/tr>\n<tr>\n<td>Anneau<\/td>\n<td>Diam\u00e8tre ext\u00e9rieur 50 \u00e0 2000 mm, diam\u00e8tre int\u00e9rieur 10 \u00e0 900 mm, hauteur 20 \u00e0 400 mm<\/td>\n<\/tr>\n<tr>\n<td>Disque<\/td>\n<td>Diam\u00e8tre ext\u00e9rieur 50 \u00e0 2000 mm, \u00e9paisseur 20 \u00e0 500 mm<\/td>\n<\/tr>\n<tr>\n<td>Barre ronde forg\u00e9e<\/td>\n<td>&Oslash;50 \u00e0 500 mm, longueur jusqu'\u00e0 3000 mm<\/td>\n<\/tr>\n<tr>\n<td>Bloc<\/td>\n<td>50 \u00e0 600 mm<\/td>\n<\/tr>\n<\/table>\n<p>Les deux diam\u00e8tres de l'anneau fonctionnent par paire. Un diam\u00e8tre ext\u00e9rieur proche du haut de la plage avec un diam\u00e8tre int\u00e9rieur proche du bas correspond \u00e0 une pi\u00e8ce \u00e0 paroi \u00e9paisse relevant du forgeage libre ; un diam\u00e8tre ext\u00e9rieur dans la m\u00eame plage avec un al\u00e9sage dans la moiti\u00e9 sup\u00e9rieure de sa plage correspond \u00e0 un anneau \u00e0 paroi mince relevant du laminage d'anneaux. Un plan qui indique uniquement le diam\u00e8tre ext\u00e9rieur et la hauteur ne pr\u00e9cise pas encore de quel cas il s'agit.<\/p>\n<h2>Les trois valeurs qu'un plan d'anneau doit comporter<\/h2>\n<p>Le diam\u00e8tre ext\u00e9rieur, le diam\u00e8tre int\u00e9rieur et la hauteur ne sont pas interchangeables avec un diam\u00e8tre ext\u00e9rieur plus une \u00e9paisseur de paroi, car l'\u00e9paisseur de paroi est calcul\u00e9e et l'al\u00e9sage est usin\u00e9. C'est en chiffrant \u00e0 partir d'une valeur calcul\u00e9e que commencent les litiges de tol\u00e9rance.<\/p>\n<table>\n<tr>\n<th>Champ<\/th>\n<th>Ce qu\u2019elle fixe<\/th>\n<\/tr>\n<tr>\n<td>Diam\u00e8tre ext\u00e9rieur<\/td>\n<td>Si l'anneau se situe ou non dans la plage de 50 \u00e0 2000 mm<\/td>\n<\/tr>\n<tr>\n<td>Diam\u00e8tre int\u00e9rieur<\/td>\n<td>\u00c9paisseur de paroi, et avec elle le proc\u00e9d\u00e9 de forgeage<\/td>\n<\/tr>\n<tr>\n<td>Hauteur<\/td>\n<td>Si un anneau est forg\u00e9 ou si plusieurs sont d\u00e9coup\u00e9s dans un manchon plus haut<\/td>\n<\/tr>\n<tr>\n<td>Sur\u00e9paisseur d'usinage<\/td>\n<td>Si les valeurs indiqu\u00e9es sont finies ou brutes de forge<\/td>\n<\/tr>\n<tr>\n<td>Condition de livraison<\/td>\n<td>R ou M \u00e0 la livraison, indiqu\u00e9s sur la commande<\/td>\n<\/tr>\n<tr>\n<td>Grade avec num\u00e9ro UNS<\/td>\n<td>D\u00e9termine la sp\u00e9cification selon laquelle le certificat \u00e9tablit son rapport<\/td>\n<\/tr>\n<\/table>\n<p>La sur\u00e9paisseur d'usinage est la ligne qui dispara\u00eet le plus discr\u00e8tement. \u00c0 l'\u00e9tat forg\u00e9 et fini correspondent \u00e0 deux plans diff\u00e9rents. Une bague offerte sur la base de dimensions finies sans sur\u00e9paisseur indiqu\u00e9e est forg\u00e9e avec une sur\u00e9paisseur incorrecte.<\/p>\n<h2>Quelle sp\u00e9cification la commande indique<\/h2>\n<p>Les pi\u00e8ces forg\u00e9es en titane sont offertes selon ASTM B381 avec son adoption ASME SB381. Lorsque la pi\u00e8ce est un composant d'implant, ASTM F67 et ASTM F136 s'appliquent \u00e0 la place, avec ISO 5832-2 et ISO 5832-3 comme \u00e9quivalents internationaux. Les travaux de forgeage a\u00e9ronautique sont command\u00e9s selon AMS 4928, AMS 4967, AMS 4965, AMS 4981, AMS 6931 ou AMS-T-9047 comme r\u00e9f\u00e9rences de plan. Les nuances fournies selon ces voies sont Grades 1 \u00e0 7, 9, 11, 12, 16, 17 et 23, ainsi que Ti-6242, Ti-6246 et Ti-15333.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/beiyutitanium.com\/wp-content\/uploads\/2026\/06\/titanium-forgings-packed-export-beiyu.jpg\" alt=\"Titanium forgings packed for export shipment\" width=\"800\" height=\"533\" \/><\/p>\n<h2>Lorsqu'un anneau ne devrait pas \u00eatre une pi\u00e8ce forg\u00e9e du tout<\/h2>\n<p>Deux cas orientent la demande ailleurs, et pr\u00e9ciser sur laquelle des trois voies se trouve la pi\u00e8ce \u00e9vite un cycle de clarification :<\/p>\n<table>\n<tr>\n<th>Situation<\/th>\n<th>Fili\u00e8re<\/th>\n<th>Ce qui d\u00e9termine la dimension<\/th>\n<\/tr>\n<tr>\n<td>Diam\u00e8tre ext\u00e9rieur inf\u00e9rieur \u00e0 la plage des bagues forg\u00e9es<\/td>\n<td>Usin\u00e9 \u00e0 partir d'une barre ronde forg\u00e9e<\/td>\n<td>Plage des barres, &Oslash;50 \u00e0 500 mm<\/td>\n<\/tr>\n<tr>\n<td>La bague est essentiellement une bride<\/td>\n<td>Voie des brides<\/td>\n<td>La norme dimensionnelle, et non l'enveloppe de forgeage<\/td>\n<\/tr>\n<tr>\n<td>Paroi \u00e9paisse, al\u00e9sage petit par rapport au diam\u00e8tre ext\u00e9rieur<\/td>\n<td>Reste dans la ligne des bagues forg\u00e9es<\/td>\n<td>Ligne des bagues de l'enveloppe de forgeage<\/td>\n<\/tr>\n<tr>\n<td>Paroi mince, grand diam\u00e8tre<\/td>\n<td>Reste dans la ligne des bagues forg\u00e9es ; voie confirm\u00e9e dans l'offre<\/td>\n<td>Ligne des bagues de l'enveloppe de forgeage<\/td>\n<\/tr>\n<\/table>\n<h2>D\u00e9tails des sp\u00e9cifications avec sources<\/h2>\n<p>L'enveloppe de formes pr\u00e9sent\u00e9e sur cette page provient de la gamme d'approvisionnement de produits forg\u00e9s Beiyu Titanium, qui indique des bagues d'un diam\u00e8tre ext\u00e9rieur de 50 \u00e0 2000 mm avec un diam\u00e8tre int\u00e9rieur de 10 \u00e0 900 mm et une hauteur de 20 \u00e0 400 mm, des disques d'un diam\u00e8tre ext\u00e9rieur de 50 \u00e0 2000 mm avec une \u00e9paisseur de 20 \u00e0 500 mm, des barres rondes forg\u00e9es de &Oslash;50 \u00e0 500 mm en longueurs jusqu'\u00e0 3000 mm, et des blocs de 50 \u00e0 600 mm. Ces plages sont indiqu\u00e9es au niveau des familles et ne signifient pas que chaque nuance est disponible \u00e0 chaque point dans chaque forme ; la combinaison command\u00e9e est confirm\u00e9e dans l'offre.<\/p>\n<p>Les sp\u00e9cifications indiqu\u00e9es avec cette gamme sont ASME SB381 et ASTM B381, ASTM F67 et F136, ISO 5832-2 et 5832-3, et AMS 4928, AMS 4981, AMS 4967, AMS 4965, AMS 6931 et AMS-T-9047. La gamme d'approvisionnement les indique pour les produits forg\u00e9s en tant que groupe plut\u00f4t qu'une sp\u00e9cification par forme, cette page n'associe donc pas une norme \u00e0 une bague ou \u00e0 un disque ; cette association d\u00e9coule de la commande. L'\u00e9tat de livraison est indiqu\u00e9 comme R ou M, la voie de forgeage est le forgeage \u00e0 chaud et la surface fournie est usin\u00e9e brillante. La certification est EN 10204 3.1, portant le num\u00e9ro de coul\u00e9e jusqu'\u00e0 tout ce que la commande demande de couvrir dans le rapport.<\/p>\n<h2>Pages associ\u00e9es<\/h2>\n<ul>\n<li><a href=\"https:\/\/beiyutitanium.com\/fr\/astm-b381-titanium-forgings-guide\/\">Guide ASTM B381 sur les pi\u00e8ces forg\u00e9es en titane<\/a><\/li>\n<li><a href=\"https:\/\/beiyutitanium.com\/fr\/titanium-forging-shape-and-drawing\/\">Forme et plan de pi\u00e8ce forg\u00e9e en titane<\/a><\/li>\n<li><a href=\"https:\/\/beiyutitanium.com\/fr\/titanium-forging-or-machining-from-bar\/\">Forgeage ou usinage \u00e0 partir de barre<\/a><\/li>\n<li><a href=\"https:\/\/beiyutitanium.com\/fr\/product-category\/woo-products\/titanium\/titanium-forgings\/\">Cat\u00e9gorie des pi\u00e8ces forg\u00e9es en titane<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>A forged ring and a rolled ring arrive at the same shape by different routes, and in industry practice the choice follows the ring&#8217;s proportions rather than a preference for one process. Open-die forging suits thick, small-bore rings; ring rolling suits thin-walled rings of large diameter. What Beiyu Titanium publishes is the supply envelope, not [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[27,137],"tags":[],"class_list":["post-5621","post","type-post","status-publish","format-standard","hentry","category-news","category-technical-guides"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Titanium Forged Ring vs Rolled Ring: What the Drawing Decides - Beiyu Titanium<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/beiyutitanium.com\/fr\/titanium-forged-ring-vs-rolled-ring\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Titanium Forged Ring vs Rolled Ring: What the Drawing Decides - Beiyu Titanium\" \/>\n<meta property=\"og:description\" content=\"A forged ring and a rolled ring arrive at the same shape by different routes, and in industry practice the choice follows the ring&#8217;s proportions rather than a preference for one process. Open-die forging suits thick, small-bore rings; ring rolling suits thin-walled rings of large diameter. What Beiyu Titanium publishes is the supply envelope, not [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/beiyutitanium.com\/fr\/titanium-forged-ring-vs-rolled-ring\/\" \/>\n<meta property=\"og:site_name\" content=\"Beiyu Titanium\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-29T11:20:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/beiyutitanium.com\/wp-content\/uploads\/2026\/08\/titanium-forged-ring-blanks-as-forged.webp\" \/>\n<meta name=\"author\" content=\"Penn Ma\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Penn Ma\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/\"},\"author\":{\"name\":\"Penn Ma\",\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/#\\\/schema\\\/person\\\/3560db17cf08813edf34f012735b971b\"},\"headline\":\"Titanium Forged Ring vs Rolled Ring: What the Drawing Decides\",\"datePublished\":\"2026-08-29T11:20:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/\"},\"wordCount\":880,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/beiyutitanium.com\\\/wp-content\\\/uploads\\\/2026\\\/08\\\/titanium-forged-ring-blanks-as-forged.webp\",\"articleSection\":[\"News\",\"Technical Guides\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/\",\"url\":\"https:\\\/\\\/beiyutitanium.com\\\/titanium-forged-ring-vs-rolled-ring\\\/\",\"name\":\"Titanium Forged Ring vs Rolled Ring: What the Drawing Decides - 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Production runs through the Beiyu titanium mill in Baoji, Shaanxi. 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His day-to-day work spans the questions this site is written to answer: choosing between commercially pure and alloyed titanium grades for a corrosive service, reading a mill test certificate against the ordered standard, and matching a buyer's designation (ASTM grade, UNS, German Werkstoff number or French NF code) to the same metal across markets. 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La production est assur\u00e9e par l'usine de titane Beiyu \u00e0 Baoji, Shaanxi. 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Avec plus de 15 ans d'exp\u00e9rience dans l'exportation de titane, il a appris \u00e0 examiner lui-m\u00eame chaque ligne de sp\u00e9cification, en v\u00e9rifiant la nuance, la norme, les dimensions, la tol\u00e9rance et le p\u00e9rim\u00e8tre du certificat par rapport aux capacit\u00e9s de l'usine avant d'\u00e9tablir une offre, plut\u00f4t que d'orienter les demandes vers un service commercial. Il est venu \u00e0 l'approvisionnement en titane depuis l'autre c\u00f4t\u00e9 de la transaction. Avant de diriger les activit\u00e9s internationales de Beiyu, il a travaill\u00e9 chez Koch (Koch-Glitsch) et a particip\u00e9 directement \u00e0 la r\u00e9alisation d'un projet p\u00e9trochimique SABIC dans le Fujian, en Chine. Ce travail reposait sur des plans de contr\u00f4le et d'essais, la certification des mat\u00e9riaux et la tra\u00e7abilit\u00e9 par num\u00e9ro de coul\u00e9e, la coordination du contr\u00f4le par tierce partie, ainsi que le contr\u00f4le de la documentation et des dossiers de projet. Ce sont les quatre m\u00eames \u00e9l\u00e9ments qu'un acheteur de l'industrie des proc\u00e9d\u00e9s ou un acheteur soumis \u00e0 r\u00e9glementation exigera d'un fournisseur de titane, et le fait d'avoir d\u00fb les faire appliquer en tant que client explique qu'ils soient trait\u00e9s ici comme faisant partie de la fourniture plut\u00f4t que comme des documents produits ult\u00e9rieurement. Son travail quotidien couvre les questions auxquelles ce site est destin\u00e9 \u00e0 r\u00e9pondre : choisir entre des nuances de titane commercialement pur et alli\u00e9 pour un service corrosif, lire un certificat mati\u00e8re par rapport \u00e0 la norme command\u00e9e, et faire correspondre la d\u00e9signation d'un acheteur (nuance ASTM, UNS, num\u00e9ro Werkstoff allemand ou code NF fran\u00e7ais) au m\u00eame m\u00e9tal sur diff\u00e9rents march\u00e9s. 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